Locate the installer you downloaded in a file browser. It should be located in the default download location, unless you specied another location. The name of the installer file is:
Mac OS X: matlab_[release]_maci64.zip Where [release] represents the release number.
Start the installer
Windows: Double-click the installer file you downloaded in the previous step. The Windows Self-Extractor runs, and then the installer starts.
Mac OS X: Double-click the installer file you downloaded in the previous step. This action extracts the les and creates another folder called matlab_[release]_maci64, where [release] represents the release number. Inside this folder, double-click InstallForMacOSX to start the installer.
In the MathWorks installer, select Log in with a MathWorks Account and follow the online instructions.
When prompted to do so, select the license you want to use.
Select the products you want to download and install.
After downloading and installing your products, keep the Activate MATLAB checkbox selected and click Next.
When asked to provide a user name, verify that the displayed user name is correct. Continue with the process until activation is complete.